Home / 7,028,324.90-10,542,487.35-4,191,640.10

Finding the Fourth Proportional to 7,028,324.90, 10,542,487.35 and 4,191,640.10

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Solution

The fourth proportional to 7,028,324.90, 10,542,487.35 and 4,191,640.10 is: 6,287,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,324.90 : 10,542,487.35 = 4,191,640.10 : x
  2. Step 2: Convert to fraction form
    7,028,324.90/10,542,487.35 = 4,191,640.10/x
  3. Step 3: Cross multiply
    7,028,324.90x = 10,542,487.35 × 4,191,640.10
  4. Step 4: Simplify right side
    7,028,324.90x = 44,190,312,730,002.73
  5. Step 5: Solve for x
    x = 44,190,312,730,002.73/7,028,324.90
  6. Step 6: Final answer
    x = 6,287,460.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.